About Pew Research Center’s Spring 2020 Survey

Results for the survey are based on telephone interviews conducted under the direction of Abt Associates. The results are based on a national sample. More details about our international survey methodology and country-specific sample designs are available here.

Country: United States
Year: 2020
Survey: Global Attitudes Survey
Sample design: List-assisted Random Digit Dial (RDD) probability sample of landline households (20% of sample) and list-assisted RDD frame of cell phone numbers (80% of sample). Landline and mobile samples are stratified by Census Division. Individuals within landline households are selected using the youngest male or female method among those currently at home. Interviews in the cell sample conducted with the person who answered the phone, if age 18 or older. For both landline and cell samples, up to seven phone calls are made to complete the interview with the selected respondent, with up to three additional calls for Spanish-language respondents. Pew Research Center undertakes all polling activity, including calls to mobile telephone numbers, in compliance with the Telephone Consumer Protection Act and other applicable laws.
Mode: Telephone
Language(s): English, Spanish
Fieldwork dates: March 3-29, 2020
Sample size: 1,000
Margin of error: ±3.7 percentage points
Representative: Adult population 18 plus
Primary vendor: Abt Associates
Weighting variables: Gender, age, education, race, Hispanic origin and nativity, region, population density, phone use and probability of selection of respondent
Design effects: 1.45